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雅思口语素材：水生动物-黑鬼鱼

发布时间：2016-02-29 编辑：查字典英语网小编

　　中文名：黑鬼鱼

　　英文名：Black Ghost Knifefish

　　拉丁名：Apteronotus albifrons

　　The Black Ghost Knifefish has a blade-like shape and a jet black body color. It can grow up to 50cm in length.

　　Although nearly blind because of its weak eyesight, its body works as a rader by producing electrical currents to ensure that it can move about freely in the water.

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